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ElBeldu

Spotify MCP Server

by ElBeldu

getUsersSavedTracks

Retrieve tracks saved in the user's Liked Songs library. Supports pagination with limit and offset to browse saved music.

Instructions

Get a list of tracks saved in the user's "Liked Songs" library

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
limitNoMaximum number of tracks to return (1-50)
offsetNoOffset for pagination (0-based index)

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv1.0.0

TDQS

B3.1/5.0
Behavior2/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

No annotations are provided, so the description carries the full burden of behavioral disclosure. It implies a safe read via "Get" but says nothing about authentication requirements, pagination behavior beyond the schema, rate limits, or return shape, which is thin for an unannotated tool.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

A single, front-loaded sentence that states the operation and its scope with zero filler. Nothing is wasted.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness3/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

For a simple two-parameter list tool with full schema coverage and no output schema, the description covers the essentials of what is returned. However, with no annotations it does not compensate for missing behavioral detail such as auth or pagination semantics.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema description coverage is 100%, so limit and offset are already fully documented in the schema. The description adds no parameter meaning beyond that, making the baseline 3 appropriate.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose4/5

Does the description clearly state what the tool does and how it differs from similar tools?

States a specific verb (Get) and resource (list of tracks), and scopes it to the user's "Liked Songs" library, which distinguishes it from sibling reads like getRecentlyPlayed and getTopTracks. The scope is clear even though no sibling is named explicitly.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines2/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

There is no explicit when-to-use guidance, no when-not-to-use, and no alternatives offered. An agent must infer that this is the read path for Liked Songs versus removeUsersSavedTracks, which is left to inference.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.